Part 1: EXO https://kpopoutofthebox.wordpress.com/2013/02/15/sms-worst-mistakes-1-exo/ Part 2: Girls’ Generation https://kpopoutofthebox.wordpress.com/2013/03/28/sms-worst-mistakes-2-girls-generation/ Part 3: Infinite & Tasty https://kpopoutofthebox.wordpress.com/2013/11/23/sm-entertainments-worst-mistakes-3-infinite-tasty/ Part 5: SM Rookies https://kpopoutofthebox.wordpress.com/2014/07/07/sms-worst-mistakes-sm-rookies/ You may read more about fx here: The End of f(x)?